Replaced O2 sensor

2003 BUICK RENDEZVOUS
196,000 MILES • 3.4L • 4WD • AUTOMATIC
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RAYMOND M. COMSTOCK
  • MEMBER
  • 3 POSTS
Service engine soon light on. Code is o2 sensor. This was replaced and has not been driven 25 miles. Any thoughts ?
Dec 21, 2018 at 10:56 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good afternoon,

What was the exact code? O2 codes do not always mean it needs a sensor.

Once I get the exact number, I can check the flow chart for determining the failure.

Why are you asking about 25 miles?

Roy
Dec 21, 2018 at 12:59 PM
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